Remembering Calvin Tomkins, Rhoda Roberts, and Agosto Machado

This week's obituary column honors several significant figures from the art world who recently passed away. The list includes celebrated New Yorker art writer Calvin Tomkins, Houston art patrons Brad and Leslie Bucher, British airbrush artist Philip Castle, master jeweler Thomas Gentille, art historian Charlotte Gere, Alabama sculptor Robert L. "Larry" Godwin, comic artist Sam Kieth, photographer Carol Kitman, and Russian-Italian artist Swietlan Nicholas Kraczyna.